564 



INDEX. 



Epischura nevadensis — Continued \ 

 Columbia;, 256, 258, 259. 

 compared with E. lacustris> 

 264. 

 with E. nordenskioldii, 254, 



255. 256. 

 distribution of, 260. 

 on descriptions and figures of, 

 259. 

 nordenskioldii, 98, 249, 250, 251, 

 252-256. 

 compared with E. lacustris 

 and E. nevadensis, 254, 255, 

 256. 

 on figures of, 254. 

 on habitat of, 226. 

 Osphranticum, Limn calanus, 

 and Diaptomus, discus- 

 sion of structural simi- 

 larities and differences 

 indicative of the rela- 

 tionships of the genera, 

 226-228. 

 general bibliography of 

 genera of, 185-204; ad- 

 ditions to, 268. 

 synopsis of the relation- 

 ships of the genera of, 

 102-105. 

 Epistylis, 312, 339, 340, 341. 

 flavicans, 339. 

 plicatilis, 342. 



found on shells of water-snails, 



339- 

 Eriococcini, 389. 



Eriococcus, 389. 

 Erpobdella, 532. 



punctata, 532-535, 536, 539, 540. 



and Dina fervida, differences 



in annulation, metamerism, 



and reproductive organs of, 



535- 536. 



diagnosis and general descrip- 

 tion of, 532. 



food of, 535. 



Erpobdella punctata -Contained. 

 habits of, 535. 

 reproductive organs of, 533. 

 eucalypti, Aspidiotus perniciosus, 



396. 

 Euchlanidae, 359, 373. 

 Euchlanis, 274, 373, 375, 421. 

 deflexa, 374. 



type of trophi of, 345. 

 dilatata, 374. 

 food of, 351, 374. 

 lynceus, 368. 

 pyriformis, 374. 

 seasonal distribution of, 352. 

 triquetra, 374. 

 Eucyclops, 54, 65. 

 Eudorina, 274, 275, 276, 277, 278, 

 280, 284, 286, 287, 288, 420, 422, 

 423, 425, 427, 431, 432, 433, 434, 



435- 436. 437- 

 disease of, 289. 



elegans, 273, 277, 286, 43 '. 435- 437- 



parasite of, 435. 

 polarity and locomotion of, 284, 



285, 431, 432. 



possible Pleodorina stage of, 



286, 287. 



Euglena, 274, 301, 306, 313, 323, 

 325, 420. 

 acus, 313, 324. 

 as food of Opercularia, 311. 



of Opercularia irritabilis, 340. 

 of protozoans, 324. 

 of rotifers, 312, 324. 

 oxyuris, 313, 324. 

 spirogyra, 313, 324. 

 torta, 313, 324. 

 viridis, 312, 313, 324, 325. 

 Euglenidce, 323, 325. 

 Euglenoidina, 323. 

 Euglypha, 305, 306, 321. 



alveolata, 321. 

 Euglyphidae, 315, 321. 

 Eurytemora, 225. 

 herdmani, 226. 



